Which of the following describes an inherited trait? A Bears have thick shaggy fur. B Bears learn where the best berries grow. C Baby bears figure out how to climb trees quickly. D This bear is wet because he’s been catching salmon.

A. Bears have thick shaggy fur

Explanation:

Active transport requires energy when moving molecules against a concentration agent. It requires for specific membrane transport proteins. Only a certain type of protein can move a certain type of substance. 

The three main types of Active Transport are:
1) Sodium-Potassium Pump
2) Endocytosis
3) Exocytosis